344425073 has 2 divisors, whose sum is σ = 344425074. Its totient is φ = 344425072.

The previous prime is 344425019. The next prime is 344425079. The reversal of 344425073 is 370524443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 338817649 + 5607424 = 18407^2 + 2368^2 .

It is a cyclic number.

It is not a de Polignac number, because 344425073 - 2⁶ = 344425009 is a prime.

It is a super-2 number, since 2×344425073² = 237257261822110658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (344425079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172212536 + 172212537.

It is an arithmetic number, because the mean of its divisors is an integer number (172212537).

Almost surely, 2^344425073 is an apocalyptic number.

It is an amenable number.

344425073 is a deficient number, since it is larger than the sum of its proper divisors (1).

344425073 is an equidigital number, since it uses as much as digits as its factorization.

344425073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 32.

The square root of 344425073 is about 18558.6926533094. The cubic root of 344425073 is about 700.9680979212.

The spelling of 344425073 in words is "three hundred forty-four million, four hundred twenty-five thousand, seventy-three".